The joints and their significance to the movement
The joint The joint is the location at which the bones meet each other, and they allow the movement between the bones, It is the point where two bones meet, The joints hold the...
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What is the ionic bond? & the characteristics of the ionic compounds
The element is composed of the molecules, Each molecule consists of the atoms, the atom is electrically neutral in its ordinary state (In the atom, the number of the electrons equals the number of...
The importance and structure of the appendicular skeleton
The skeletal system The skeletal system consists of 206 named bones that make up the skeleton, It is divided into main divisions which are the axial skeleton and the appendicular skeleton, It gives the...
The law of the wave propagation
Some concepts related to the wave motion and its properties In the transverse pulse, If the displacements associated with the wave disturbances move in a direction perpendicular to the wave motion, So, The wave...